5056 Aluminum strip Al-Mg system for anti-rust aluminum alloy strip , non-heat strengthened. In addition to the chemical composition of the alloy is low manganese content, but substantially similar 5B05 alloy strip , wherein the magnesium content of the alloy is slightly higher than 5A05, 5B05 basically similar with the performance. Alloy in the annealed condition with good ductility, excellent corrosion resistance, weld ability fair.